The drawer contains negatives of GEC Witton drawings in envelopes and GEC Microfilmed schedules (some water damage) and copies of photos. Samples are below:

5B500 - Type 23 Voltage Regulator Progress Schedule

5B583 - Test & Inspection Specification for Scanner Type 80

5D759 - Pipe Clamps GEL Unit

5B1392 - Mobile Beacons & Floodlights – Details of 12V Accessories

5B1454 - Porcelain Body for 3000V DC Traction Surge Diverter

5B3818 - Bracket for Capacitor Can Type EBG4